dridex | 3b84f0755d53ecadd58d2b7a5fdabbfe5224213de966385d773c157b8b24cf83

Analysis

max time kernel
120s
max time network
125s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 19:47

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General

Target

JaffaCakes118_3b84f0755d53ecadd58d2b7a5fdabbfe5224213de966385d773c157b8b24cf83.dll
Size

188KB
MD5

ce62737468e387ca765c6c25caf575fe
SHA1

048f087af6878290a3c4c9ffd054dee3f5163f82
SHA256

3b84f0755d53ecadd58d2b7a5fdabbfe5224213de966385d773c157b8b24cf83
SHA512

4c8df2821894bbee0a58f5db3d370bb608397f04ebdf94470e00d5414769d9055492da31e8c624a6af21c47b8dc2fbce310565794f3d326bf24aad8ab5b4e5af
SSDEEP

3072:+teMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzG9qM:2q7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Dridex family
dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1688-1-0x00000000750F0000-0x0000000075120000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1384	1688	WerFault.exe	30

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2240 wrote to memory of 1688	2240	rundll32.exe	30
PID 2240 wrote to memory of 1688	2240	rundll32.exe	30
PID 2240 wrote to memory of 1688	2240	rundll32.exe	30
PID 2240 wrote to memory of 1688	2240	rundll32.exe	30
PID 2240 wrote to memory of 1688	2240	rundll32.exe	30
PID 2240 wrote to memory of 1688	2240	rundll32.exe	30
PID 2240 wrote to memory of 1688	2240	rundll32.exe	30
PID 1688 wrote to memory of 1384	1688	rundll32.exe	32
PID 1688 wrote to memory of 1384	1688	rundll32.exe	32
PID 1688 wrote to memory of 1384	1688	rundll32.exe	32
PID 1688 wrote to memory of 1384	1688	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3b84f0755d53ecadd58d2b7a5fdabbfe5224213de966385d773c157b8b24cf83.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2240
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3b84f0755d53ecadd58d2b7a5fdabbfe5224213de966385d773c157b8b24cf83.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1688
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1688 -s 308
    3⤵
    - Program crash
    PID:1384

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1688-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/1688-1-0x00000000750F0000-0x0000000075120000-memory.dmp

Filesize
192KB

Download
memory/1688-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download